| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2023 | Feb 1, 2023 | 001-34949 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 20, 2022 | Jan 20, 2022 | 001-34949 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2021 | Feb 13, 2021 | 001-34949 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2020 | Feb 17, 2020 | 001-34949 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2019 | Mar 1, 2019 | 001-34949 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 17, 2018 | Apr 16, 2018 | 001-34949 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2017 | Mar 24, 2017 | 001-34949 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2016 | Mar 15, 2016 | 001-34949 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 17, 2016 | Mar 7, 2016 | 001-34949 |